<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatiple" content="IE-edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>before和created钩子函数的使用</title>
    <script src="/web1/js/vue.js"></script>
</head>
<body>
    <div id="app">
        {{msg}}

    </div>
    <script>
        var vm=new Vue({
            el:'#app',
            data:{
                msg:"ok"
            },
            beforeCreate(){
                console.log("实例创建之前")
                console.log(this.$data.msg)
            },
            created(){
                console.log('实例创建之后')
                console.log(this.$data.msg)
                
            }
        })
    </script>
</body>
</html>